package task13;

/**
 * Create by IntelliJ IDEA
 *
 * @author: jsonor
 * @date-Time: 2018/4/13 9:04
 * @description:
 */
public class Circle extends Shape{
  double r;

  public Circle() {
  }

  public Circle(double r) {
    this.r = r;
  }

  @Override
  public double area() {
    return 3.14*r*r;
  }

  @Override
  public String getName() {
    return "圆形";
  }

  /*@Override
  public void output() {

  }*/
}
